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经营范围
发明名称
HEATING BOILER
摘要
申请公布号
EP0477705(A3)
申请公布日期
1992.11.19
申请号
EP19910115628
申请日期
1991.09.14
申请人
JOH. VAILLANT GMBH U. CO.
发明人
BERG, JOACHIM;KUPKA, THOMAS
分类号
F23D14/66;F23N1/02;F24H1/34;(IPC1-7):F23D14/66
主分类号
F23D14/66
代理机构
代理人
主权项
地址
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